Gary Fewless

Key to Lycopodiaceae

9. Branches somewhat flattened in cross-section; leaves on one of the flattened faces smaller than the others; leaves tightly appressed (not spreading) on the main stem below the branches.

Dendrolycopodium obscurum

9. Branches round in cross-section; leaves all the same size; leaves appressed or spreading on the main stem.

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